Application: kwin_x11 (5.12.4)

Qt Version: 5.10.0
Frameworks Version: 5.44.0
Operating System: Linux 4.13.0-38-generic x86_64
Distribution: KDE neon User Edition 5.12

-- Information about the crash:
- What I was doing when the application crashed:

I was clicked on Notes widget in late dock. App worked but kwin crash report opened.

The crash can be reproduced every time.

-- Backtrace:
Application: KWin (kwin_x11), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f9d9dcd3940 (LWP 2118))]

Thread 12 (Thread 0x7f9d5d23b700 (LWP 2138)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f9d999ffdb4 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#2  0x00007f9d999ffdf9 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#3  0x00007f9d9672a6ba in start_thread (arg=0x7f9d5d23b700) at pthread_create.c:333
#4  0x00007f9d9d6ea41d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 11 (Thread 0x7f9d5e23d700 (LWP 2136)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f9d6a8a448b in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#2  0x00007f9d6a8a4397 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#3  0x00007f9d9672a6ba in start_thread (arg=0x7f9d5e23d700) at pthread_create.c:333
#4  0x00007f9d9d6ea41d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 10 (Thread 0x7f9d5ea3e700 (LWP 2135)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f9d6a8a448b in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#2  0x00007f9d6a8a4397 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#3  0x00007f9d9672a6ba in start_thread (arg=0x7f9d5ea3e700) at pthread_create.c:333
#4  0x00007f9d9d6ea41d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 9 (Thread 0x7f9d5f23f700 (LWP 2134)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f9d6a8a448b in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#2  0x00007f9d6a8a4397 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#3  0x00007f9d9672a6ba in start_thread (arg=0x7f9d5f23f700) at pthread_create.c:333
#4  0x00007f9d9d6ea41d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 8 (Thread 0x7f9d5fa40700 (LWP 2133)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f9d6a8a448b in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#2  0x00007f9d6a8a4397 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#3  0x00007f9d9672a6ba in start_thread (arg=0x7f9d5fa40700) at pthread_create.c:333
#4  0x00007f9d9d6ea41d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 7 (Thread 0x7f9d60241700 (LWP 2132)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f9d6a8a448b in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#2  0x00007f9d6a8a4397 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#3  0x00007f9d9672a6ba in start_thread (arg=0x7f9d60241700) at pthread_create.c:333
#4  0x00007f9d9d6ea41d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 6 (Thread 0x7f9d60a42700 (LWP 2131)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f9d6a8a448b in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#2  0x00007f9d6a8a4397 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#3  0x00007f9d9672a6ba in start_thread (arg=0x7f9d60a42700) at pthread_create.c:333
#4  0x00007f9d9d6ea41d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 5 (Thread 0x7f9d68b4a700 (LWP 2130)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f9d6a8a448b in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#2  0x00007f9d6a8a4397 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#3  0x00007f9d9672a6ba in start_thread (arg=0x7f9d68b4a700) at pthread_create.c:333
#4  0x00007f9d9d6ea41d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 4 (Thread 0x7f9d69492700 (LWP 2129)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f9d6a8a448b in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#2  0x00007f9d6a8a4397 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#3  0x00007f9d9672a6ba in start_thread (arg=0x7f9d69492700) at pthread_create.c:333
#4  0x00007f9d9d6ea41d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x7f9d790a0700 (LWP 2127)):
#0  0x00007f9d9d6de811 in __GI_ppoll (fds=fds@entry=0x7f9d70000ac8, nfds=nfds@entry=1, timeout=<optimized out>, timeout@entry=0x0, sigmask=sigmask@entry=0x0) at ../sysdeps/unix/sysv/linux/ppoll.c:50
#1  0x00007f9d9ab01001 in ppoll (__ss=<optimized out>, __timeout=<optimized out>, __nfds=<optimized out>, __fds=<optimized out>) at /usr/include/x86_64-linux-gnu/bits/poll2.h:77
#2  qt_ppoll (timeout_ts=0x0, nfds=1, fds=0x7f9d70000ac8) at kernel/qcore_unix.cpp:112
#3  qt_safe_poll (fds=0x7f9d70000ac8, nfds=1, timeout_ts=timeout_ts@entry=0x0) at kernel/qcore_unix.cpp:133
#4  0x00007f9d9ab02692 in QEventDispatcherUNIX::processEvents (this=<optimized out>, flags=...) at kernel/qeventdispatcher_unix.cpp:500
#5  0x00007f9d9aaac64a in QEventLoop::exec (this=this@entry=0x7f9d7909fc60, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#6  0x00007f9d9a8cc554 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:522
#7  0x00007f9d953e5a35 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007f9d9a8d16eb in QThreadPrivate::start (arg=0x1c44400) at thread/qthread_unix.cpp:376
#9  0x00007f9d9672a6ba in start_thread (arg=0x7f9d790a0700) at pthread_create.c:333
#10 0x00007f9d9d6ea41d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7f9d7bb5a700 (LWP 2123)):
#0  0x00007ffde0bc6b6d in clock_gettime ()
#1  0x00007f9d9d6f8876 in __GI___clock_gettime (clock_id=clock_id@entry=1, tp=tp@entry=0x7f9d7bb59a90) at ../sysdeps/unix/clock_gettime.c:115
#2  0x00007f9d9ab04ed1 in qt_clock_gettime (ts=0x7f9d7bb59a90, clock=<optimized out>) at kernel/qelapsedtimer_unix.cpp:111
#3  do_gettime (frac=<synthetic pointer>, sec=<synthetic pointer>) at kernel/qelapsedtimer_unix.cpp:166
#4  qt_gettime () at kernel/qelapsedtimer_unix.cpp:175
#5  0x00007f9d9ab036c9 in QTimerInfoList::updateCurrentTime (this=this@entry=0x7f9d74000980) at kernel/qtimerinfo_unix.cpp:91
#6  0x00007f9d9ab03c35 in QTimerInfoList::timerWait (this=this@entry=0x7f9d74000980, tm=...) at kernel/qtimerinfo_unix.cpp:388
#7  0x00007f9d9ab02984 in QEventDispatcherUNIX::processEvents (this=0x7f9d740008c0, flags=...) at kernel/qeventdispatcher_unix.cpp:485
#8  0x00007f9d9aaac64a in QEventLoop::exec (this=this@entry=0x7f9d7bb59c50, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#9  0x00007f9d9a8cc554 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:522
#10 0x00007f9d942912c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#11 0x00007f9d9a8d16eb in QThreadPrivate::start (arg=0x7f9d94505d60) at thread/qthread_unix.cpp:376
#12 0x00007f9d9672a6ba in start_thread (arg=0x7f9d7bb5a700) at pthread_create.c:333
#13 0x00007f9d9d6ea41d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7f9d9dcd3940 (LWP 2118)):
[KCrash Handler]
#6  KWin::Workspace::clientArea (this=this@entry=0x1b9cf60, opt=opt@entry=KWin::PlacementArea, screen=0, desktop=<optimized out>, desktop@entry=2) at /workspace/build/geometry.cpp:372
#7  0x00007f9d9d229b81 in KWin::Workspace::clientArea (this=0x1b9cf60, opt=opt@entry=KWin::PlacementArea, p=..., desktop=desktop@entry=2) at /workspace/build/geometry.cpp:406
#8  0x00007f9d9d21426f in KWin::Client::manage (this=this@entry=0x1fb3410, w=w@entry=6291479, isMapped=isMapped@entry=false) at /workspace/build/manage.cpp:276
#9  0x00007f9d9d18a724 in KWin::Workspace::createClient (this=this@entry=0x1b9cf60, w=6291479, is_mapped=is_mapped@entry=false) at /workspace/build/workspace.cpp:560
#10 0x00007f9d9d2000d4 in KWin::Workspace::workspaceEvent (this=<optimized out>, e=0x7f9d7c003800) at /workspace/build/events.cpp:317
#11 0x00007f9d9aaab22f in QAbstractEventDispatcher::filterNativeEvent (this=<optimized out>, eventType=..., message=message@entry=0x7f9d7c003800, result=result@entry=0x7ffde0acd648) at kernel/qabstracteventdispatcher.cpp:466
#12 0x00007f9d82b30e54 in QXcbConnection::handleXcbEvent (this=this@entry=0x1b0c190, event=event@entry=0x7f9d7c003800) at qxcbconnection.cpp:1043
#13 0x00007f9d82b31b6b in QXcbConnection::processXcbEvents (this=0x1b0c190) at qxcbconnection.cpp:1767
#14 0x00007f9d9aadc4c9 in QObject::event (this=0x1b0c190, e=<optimized out>) at kernel/qobject.cpp:1246
#15 0x00007f9d9b7f4acc in QApplicationPrivate::notify_helper (this=<optimized out>, receiver=0x1b0c190, e=0x7f9d7c003fb0) at kernel/qapplication.cpp:3732
#16 0x00007f9d9b7fc417 in QApplication::notify (this=0x7ffde0acdd20, receiver=0x1b0c190, e=0x7f9d7c003fb0) at kernel/qapplication.cpp:3491
#17 0x00007f9d9aaae3c8 in QCoreApplication::notifyInternal2 (receiver=0x1b0c190, event=event@entry=0x7f9d7c003fb0) at kernel/qcoreapplication.cpp:1044
#18 0x00007f9d9aab0fcb in QCoreApplication::sendEvent (event=0x7f9d7c003fb0, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:234
#19 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0x1aee790) at kernel/qcoreapplication.cpp:1719
#20 0x00007f9d9ab024b7 in QEventDispatcherUNIX::processEvents (this=0x1b4ee30, flags=flags@entry=...) at kernel/qeventdispatcher_unix.cpp:466
#21 0x00007f9d82baf4ad in QUnixEventDispatcherQPA::processEvents (this=<optimized out>, flags=...) at qunixeventdispatcher.cpp:68
#22 0x00007f9d9aaac64a in QEventLoop::exec (this=this@entry=0x7ffde0acdc00, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#23 0x00007f9d9aab5854 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1332
#24 0x00007f9d9b03f83c in QGuiApplication::exec () at kernel/qguiapplication.cpp:1687
#25 0x00007f9d9b7f4a25 in QApplication::exec () at kernel/qapplication.cpp:2917
#26 0x00007f9d9d9bc1f9 in kdemain (argc=3, argv=0x7ffde0acdeb8) at /workspace/build/main_x11.cpp:468
#27 0x00007f9d9d603830 in __libc_start_main (main=0x4006b0 <main(int, char**)>, argc=3, argv=0x7ffde0acdeb8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffde0acdea8) at ../csu/libc-start.c:291
#28 0x00000000004006e9 in _start ()

The reporter indicates this bug may be a duplicate of or related to bug 390247.

Possible duplicates by query: bug 390247, bug 385757, bug 344312.

Reported using DrKonqi